Feat(plugin): add link to sources in template

theme/templates/article.html

@@ -48,6 +48,16 @@
       mod=article.locale_modified,
       category='<a href="%s/%s">%s</a>'|format(SITEURL, article.category.url, article.category)|safe) }}
   </div>
+
+  {% if 'GIT_SOURCE_BASE_URL' %}
+  <div class="source">
+      <a href="{{ article.path_source_link}}">
+      <img src={{ SOURCE_ICON_URL }} alt="source icon" ario>
+      source et documents
+      </a>
+  </div>
+  {% endif %}
+
   <div class="tag-cloud">
       <p>
           {% if 'post_stats' in PLUGINS %}